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guipn/def_a_prop.js

Created March 26, 2013 07:04
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Demonstration of Object.defineProperty on arrays. The algorithm followed is specified in 15.2.3.6 and 15.4.5.1.
Raw
def_a_prop.js
var a = [];
Object.defineProperty(a, '0', {
get: function () {
console.log("Here it is.");
}
});
a.push(10);
void a[0]; // logs 'Here it is.'.
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